Daniel. 1912–93, Welsh composer. He wrote nine symphonies and much chamber music

David. 1895–1974, British artist and writer: his literary works, which combine poetry and prose, include In Parenthesis (1937), an account of World War I, and The Anathemata (1952)

Digby (Marritt). Baron. born 1956, British businessman and politician; director-general of the Confederation of British Industry (2000–06); Minister of State for Trade and Investment (2007–08)

Inigo (ˈɪnɪɡəʊ). 1573–1652, English architect and theatrical designer, who introduced Palladianism to England. His buildings include the Banqueting Hall of Whitehall. He also designed the settings for court masques, being the first to use the proscenium arch and movable scenery in England

John Paul, original name John Paul. 1747–92, US naval commander, born in Scotland: noted for his part in the War of American Independence

Quincy. born 1933, US composer, arranger, conductor, record producer, and trumpeter, noted esp for his film scores and his collaborations in the recording studio with Michael Jackson

Robert Tyre, known as Bobby Jones. 1902–71, US golfer: won a unique ‘grand slam’ in 1930 of US Open, US Amateur, British Open, and British Amateur championships

surname, literally “John’s (child);” see John. Phrase keep up with the Joneses (1913, American English) is from the title of a comic strip by Arthur R. Momand. The slang sense “intense desire, addiction” (1968) probably arose from earlier use of Jones as a synonym for “heroin,” presumably from the proper name, but the connection, if any, is obscure. Related: Jonesing.

A popular American song from the early twentieth century, about an actual American railway engineer, John Luther (“Casey”) Jones. When his train was about to crash, Casey told his assistant to jump but stayed at the controls himself and applied the brakes. Although his train crashed and Casey was killed, the passengers survived.